Automatic adjustment fixator for endoscopic surgery

The invention discloses an automatic adjustment fixator for endoscopic surgery, and relates to the technical field of medical treatment. The automatic adjustment fixator comprises a base, universal wheels, a motor, a screw, bearings, a shell, a threaded sleeve, a vertical rod, a connector, a universal hydraulic arm, a fixator body, a lead screw, a clamp, a hand wheel, a cable, a controller and an auxiliary arm system. The automatic adjustment fixator is reasonable in structural design, novel and unique in shape and simple in overall structure; the motor drives the screw, the threaded sleeve moves vertically on the screw, then the vertical rod moves, and therefore vertical movement is achieved; the universal hydraulic arm is arranged on the connector, and therefore horizontal movement is achieved; an instrument is placed in the clamp, and vertical movement can be achieved through the hand wheel under the action of the lead screw.